
// Configure GC9A01A display
{
    writecommand(0xEF);
    writecommand(0xEB);
    writedata(0x14);

    writecommand(0xFE);
    writecommand(0xEF);

    writecommand(0xEB);
    writedata(0x14);

    writecommand(0x84);
    writedata(0x40);

    writecommand(0x85);
    writedata(0xFF);

    writecommand(0x86);
    writedata(0xFF);

    writecommand(0x87);
    writedata(0xFF);

    writecommand(0x88);
    writedata(0x0A);

    writecommand(0x89);
    writedata(0x21);

    writecommand(0x8A);
    writedata(0x00);

    writecommand(0x8B);
    writedata(0x80);

    writecommand(0x8C);
    writedata(0x01);

    writecommand(0x8D);
    writedata(0x01);

    writecommand(0x8E);
    writedata(0xFF);

    writecommand(0x8F);
    writedata(0xFF);


    writecommand(0xB6);
    writedata(0x00);
    writedata(0x20);

    writecommand(0x36);
    writedata(0x08);

    writecommand(0x3A);
    writedata(0x05);


    writecommand(0x90);
    writedata(0x08);
    writedata(0x08);
    writedata(0x08);
    writedata(0x08);

    writecommand(0xBD);
    writedata(0x06);

    writecommand(0xBC);
    writedata(0x00);

    writecommand(0xFF);
    writedata(0x60);
    writedata(0x01);
    writedata(0x04);

    writecommand(0xC3);
    writedata(0x13);
    writecommand(0xC4);
    writedata(0x13);

    writecommand(0xC9);
    writedata(0x22);

    writecommand(0xBE);
    writedata(0x11);

    writecommand(0xE1);
    writedata(0x10);
    writedata(0x0E);

    writecommand(0xDF);
    writedata(0x21);
    writedata(0x0c);
    writedata(0x02);

    writecommand(0xF0);
    writedata(0x45);
    writedata(0x09);
    writedata(0x08);
    writedata(0x08);
    writedata(0x26);
    writedata(0x2A);

    writecommand(0xF1);
    writedata(0x43);
    writedata(0x70);
    writedata(0x72);
    writedata(0x36);
    writedata(0x37);
    writedata(0x6F);


    writecommand(0xF2);
    writedata(0x45);
    writedata(0x09);
    writedata(0x08);
    writedata(0x08);
    writedata(0x26);
    writedata(0x2A);

    writecommand(0xF3);
    writedata(0x43);
    writedata(0x70);
    writedata(0x72);
    writedata(0x36);
    writedata(0x37);
    writedata(0x6F);

    writecommand(0xED);
    writedata(0x1B);
    writedata(0x0B);

    writecommand(0xAE);
    writedata(0x77);

    writecommand(0xCD);
    writedata(0x63);


    writecommand(0x70);
    writedata(0x07);
    writedata(0x07);
    writedata(0x04);
    writedata(0x0E);
    writedata(0x0F);
    writedata(0x09);
    writedata(0x07);
    writedata(0x08);
    writedata(0x03);

    writecommand(0xE8);
    writedata(0x34);

    writecommand(0x62);
    writedata(0x18);
    writedata(0x0D);
    writedata(0x71);
    writedata(0xED);
    writedata(0x70);
    writedata(0x70);
    writedata(0x18);
    writedata(0x0F);
    writedata(0x71);
    writedata(0xEF);
    writedata(0x70);
    writedata(0x70);

    writecommand(0x63);
    writedata(0x18);
    writedata(0x11);
    writedata(0x71);
    writedata(0xF1);
    writedata(0x70);
    writedata(0x70);
    writedata(0x18);
    writedata(0x13);
    writedata(0x71);
    writedata(0xF3);
    writedata(0x70);
    writedata(0x70);

    writecommand(0x64);
    writedata(0x28);
    writedata(0x29);
    writedata(0xF1);
    writedata(0x01);
    writedata(0xF1);
    writedata(0x00);
    writedata(0x07);

    writecommand(0x66);
    writedata(0x3C);
    writedata(0x00);
    writedata(0xCD);
    writedata(0x67);
    writedata(0x45);
    writedata(0x45);
    writedata(0x10);
    writedata(0x00);
    writedata(0x00);
    writedata(0x00);

    writecommand(0x67);
    writedata(0x00);
    writedata(0x3C);
    writedata(0x00);
    writedata(0x00);
    writedata(0x00);
    writedata(0x01);
    writedata(0x54);
    writedata(0x10);
    writedata(0x32);
    writedata(0x98);

    writecommand(0x74);
    writedata(0x10);
    writedata(0x85);
    writedata(0x80);
    writedata(0x00);
    writedata(0x00);
    writedata(0x4E);
    writedata(0x00);

    writecommand(0x98);
    writedata(0x3e);
    writedata(0x07);

    writecommand(0x35);
    writecommand(0x21);

    writecommand(0x11);
    delay(120);
    writecommand(0x29);
    delay(20);


}
